Anatomy and Physiology Questions

The enzyme that begins protein digestion by converting large proteins into smaller polypeptides is: a) Pepsin b) Pepsinogen c) Trypsin d) Erepsin e) Enterokinase

Cognitive development: An example of the preoperational child's thinking; if you were to fill a tall beaker with 8 ounces of water this child would think that it was "more" than a short, wide bowl filled with 8 ounces of water. However, concrete operational children can understand the concept of _______ which means that changing one quality (in this example, height or water level) can be compensated for by changes in another quality (width). Conservation Seriation Classification Reversibility

The sodium-potassium pump is an example of an active transport process in which substances can be transferred across the plasma membrane. According to the "animation" in APR, which of the following is a TRUE statement? 1) The Na+/K+ pump is a specialized lipid molecule found in the cell membrane.. 2) The Na+/K* pump is type of carbohydrate that can engulf substances to bring them into the cell. 3) The Nat/K+ pump is a carrier protein in the plasma membrane that can change shape. 4) all of the above

"I am found on the outer surface (superficial surface) on the skin. I am made by many flat cells stacking on one another, like a stone wall. This allows me to protect the body's organs and structures. What type of epithelial cell am I? 1) Stratified squamous epithelium 2) Transitional epithelium 3) Pseudostratifieds columnar epithelium 4) Simple cuboidal epithelium

Q1/ Define air temperature and explain why it is also a measure of the molecular kinetic energy?

Q3/A/ Briefly describe the movement of air around cyclones and anticyclones in the Northern Hemisphere.

Before puberty, there are nearly no differences between males and females in the distribution of fat and muscle. During puberty, females grow muscle much faster than males, and males experience a higher increase in body fat. False True

Depolarization of the sarcolemma means _________. the inside of the membrane has become less negative as sodium ions accumulate the outside of the membrane has become less negative as sodium ions accumulate the inside of the membrane has become more negative as sodium ions accumulate the sarcolemma has completely lost any electrical charge

Joanne, a middle-school-age child, is experiencing steady, consistent growth. Her rate of growth is now at a ___________ rate than when she was in preschool faster slower

Brian is twelve years old. His attention span begins to improve with his age. This is due to the maturation of which part of the brain? prefrontal cortex hippocampus Body Mass Index

Harvard professor, Howard Gardner, stated that all children are gifted. He argued there are nine intelligences that can be differentiated from each other. This is called: IQ Theory of Mind Theory of Multiple Intelligences none of the above

The development of gender and gender identity is likewise an interaction among social, biological, and representational influences. Young children learn about gender from parents, peers, and others in society, and develop their own conceptions of the attributes associated with maleness or femaleness called: gender No answer text provided. gender identification gender schemas

Motivated behaviors performed in order to receive something from others or avoid certain negative outcomes. No answer text provided. Extrinsic motivation Intrinsic motivation No answer text provided.

You often hear about adolescents taking risks. Perhaps, you recall things you did as an adolescent that were dangerous. Risk-taking and heightened emotions are common during puberty and adolescence. There is an area in the brain that is still maturing until early adulthood. It is responsible for judgment, impulse control, and planning. This is: temporal lobe occipital lobe frontal lobe parietal lobe

sometimes called a "reading disorder," is the most common learning disability; of all students with specific learning disabilities, 70%-80% have deficits in reading. A reading disability can affect any part of the reading process, including word recognition, word decoding, reading speed, prosody (oral reading with expression), and reading comprehension. Dysgraphia Dyscalculia Dyslexia Dyspraxia

Motivated behaviors are performed because of the sense of personal satisfaction that they bring is called: No answer text provided. Extrinsic motivation No answer text provided. Intrinsic motivation

______ love is based on trust, mutual respect, affection, and friendship. Passionate Companionate Manic Pragmatic

Bethany is uncertain whether or not to pursue a romantic relationship with someone she met through a mutual friend. While making her consideration she thinks about what positives or rewards the relationship will provide her and compares them to the potential negatives or costs. She comes to the conclusion that there are more costs than rewards and decides not to pursue the relationship. What theory did Bethany demonstrate when making her decision? social exchange theory equity theory social penetration theory market theory attraction theory

All of the following can be solutes EXCEPT: 1) proteins such as albumin in our bloodstream 2) liquids such as water in our bloodstream 3) sugars such as glucose in out bloodstream 4) ions such as sodium (Na+) in our bloodstream

In the experiment on the YouTube video, the egg placed in the solution of corn syrup due to loss of water due to osmosis. The solution the egg was placed into is said to be 1) shrank; hypotonic 2) enlarged, hypotonic 3) shrank; hypertonic 4) enlarged; hypertonic

The semipermeable (selectively permeable) membrane in the egg experiment is: 1) the egg shell 2) a membrane between the egg shell and white of the egg 3) neither of the above 4) both of the above

In the clinical world saline solutions has many uses - rehydrating a patient, irrigation of wounds, removing thick secretions from the airways of someone on ventilation, traumatic brain injuries and even eye drops. Isotonic saline is 0.9%. What could happen if a 3% saline solution is given intravenously? 1) the solution would be hypertonic to the body's cells and the cells would swell. 2) the solution would be hypotonic to the body's cells and the cells would swell. 3) the solution would be hypertonic to the body's cells and the body's cells would shrink. 4) the solution would be hypotonic to the body's cells and the cells would shrink.

Which below would be the correct definition of hypotonic? When comparing two solutions, this solution would have the same amount of solutes as the other. When comparing two solutions, this would be the solution that has higher number of solutes than the other. When comparing two solutions, this would be the solution that has fewer solutes than the other.

According to the Nernst equation, if Na+ was the only ion to influence membrane potential, it would set the membrane potential at 0 mV -70 mV +30 mV -100 mV +500 mV

If a relationship is very hostile and tense, this can be described as the mood meter tension temperature communication climate vibe velocity affinity atmosphere

Which of the following causes neurotransmitter release? stimulating repolarization of the axon terminal. Ca2+ influx in the axon terminal. blocking repolarization of the axon terminal. stimulating protein kinase activity. acetylcholinesterase activity in the postsynaptic cell.

During cell respiration a H+ ion gradient is created inside the mitochondria and used to make ATP. Which mitochondrial compartment contains the concentrated H+ ions? cytoplasm outer mitochondrial membrane cytochromes intermembrane space extracellular fluid

Extracellular fluid excludes fluid outside the cells includes fluid inside body cells can be found in plasma is regulated by homeostasis to be in equilibrium with the interstitial fluid all the above

Which of the following is NOT a catabolic source of energy to produce ATP? fatty acids acetyl CA amino acids glucose all of the above are catabolic sources of energy

Darla was moving some furniture, and in the process, her dog, Sammy, ran out the front door. Rather than accepting responsibility for leaving the door open, she yelled at her husband for not closing the door. According to Gottman, this is an example of which horseman of conflict? Criticism Contempt Defensiveness Stonewalling

Which of the following is correct about the primary tissues of the body? Organs contain two or more tissue types There are five tissue types Endocrine tissue is found in every organ All organs contain connective tissue and muscle tissue None of the above are correct

Proteins and phospholipids are synthesized in the mitochondria are amphipathic molecules form transmembrane channels spanning through the plasma membrane move laterally throughout the plasma membrane contain enzymes to oxidize toxic molecules

If you feel most loved when your partner does things that help you like doing your laundry or packing your lunch, the love language you value the most is affirming words quality time physical touch gifts acts of service

Medicare will cover inpatient care in a skilled nursing facility after one medically necessary inpatient hospital stay that lasts a minimum of three days. after a minimum of three medically necessary inpatient hospital stays. if two doctors declare it to be medically necessary. for patients with end-stage renal disease only.

Which type of confirming communication involves agreeing with another person? acknowledgment endorsement recognition sponsorship appraisal

Titles like vice president, director of marketing, or sales associate or examples of what category of roles in small groups? dysfunctional roles informal roles social roles formal roles task roles

Jake likes spending time with his partner, but also likes to have some time to himself. Sometimes he feels conflicted about wanting to fulfill both of these desires. This describes which dialectical tension? connection versus autonomy conventionality versus uniqueness openness versus privacy expression versus nonexpression predictability versus novelty

Although the West Nile virus was first reported in California in 2002, it has now established itself here, and there are reported cases every year. Which of the following terms best applies to West Nile virus in California? A. Endemic B. Epidemic C. Pandemic D. Prevalent E. Sporadic

A micro-organism that is part of the normal microbiota, but can cause disease under certain circumstances, is best called: A. Commensal B. Contagious C. Mutualistic D. Nosocomial E. Opportunistic

The across a resting neuron membrane is the steady-state condition that depends on the permeability of the membrane to sodium and potassium ions and the intracellular and extracellular concentrations of those ions.

Membrane potential is a measure of the electrical gradient across a membrane the chemical gradient across a membrane the amount of ATP in the mitochondria the osmolarity inside the cell all of the above

A hiring committee at State University interviews all potential candidates for a faculty position and discusses who would be the best fit for the position. Committee members must all be in agreement before making a final decision. Which group decision-making method does this represent? majority control authority rule minority control expert opinion consensus

The membrane potential experiences a brief hyperpolarization following the spike of the action potential. What causes the hyperpolarization? voltage gated K+ channels close slowly allowing K+ ions to continue to leave the cell the opening of leaky Na+ channels the Na+/K+ pump briefly reverses the direction of ion flow both Na+ channels and K+ channels become inactivated Na+ and Cl- enter the cell until the Na+/Cl- pump closes

Which type of regulation occurs when the end-product enhances or amplifies the processes that stimulate its own production? feedforward mechanism positive feedback autonomic regulation negative feedback extrinsic control

Which of the following is not broken down and used in the Kreb's cycle? fatty acids cholesterol amino acids glucose pyruvate

During chemiosmosis, energy is released as H+ ions move freely across mitochondrial membranes. ATP is synthesized when H+ ions move through a channel in ATP synthase. a concentration gradient is generated when large numbers of H+ ions are passively transported from the matrix of the mitochondrion to the mitochondrion's intermembrane space. H+ ions serve as the final electron acceptor. pyruvate is oxidized

What happens to pyruvate when oxygen is present? pyruvate is broken down into acetyl CA excess pyruvate is removed from the cell by exocytosis pyruvate goes through glycolysis pyruvate is broken down by fermentation to produce lactic acid and a small amount of ATP pyruvate will slowly accumulate and become toxic to the cell

Which of the following is incorrect about a uniporter? it is a form of active transport it moves one substance at a time against its concentration gradient it utilizes ATP it moves large substances using endocytosis/exocytosis all the above are correct

Which of the following is FALSE about chemical synapses? Ligand-gated receptor channels receive messages on the postsynaptic cell lons flow through gap junctions which contain continuous cytoplasm An action potential in the presynaptic cell causes release of a neurotransmitter Receptor binding results in channel opening and ion flow (EPSP/IPSP) Chemical synapses are abundant in skeletal muscle

Which statement about ATP is true? It contains five phosphate groups. Extremely stable bonds link the second and third phosphate groups. It contains the sugar glucose. It releases energy when one phosphate group leaves ATP. None of the above are true