2025 Latest Updated | COMPLETE
QUESTIONS WITH CORRECT
ANSWERS
1. Inflammation, production of interferon, and ingestion of pathogens by
phagocytes are non specific cellular responses by ?
The internal aspect of the innate immune system
2. what feature of the adaptive immune system decreases the amount of
time it takes for the body to respond to a particular antigen?
memory cells
3. Which of the following occurs in the cardiac cycle if the impulse
triggered at the sinoatrial node never reaches the Purkinje fibers of the
heart?
The ventricles will not contract
4. Describe the link between damaged villi and malnutrition
Damaged villi decrease the nutrient-absorbing surface area in the
gastrointestinal tract
5. What organ is responsible for the majority of the chemical digestion
and absorption of nutrients in the digestive system?
Small intestine
6. Contraction occurs when the thin ___ filaments slide past the thicker
____ filaments, causing the sarcomere unit to shorten or contract.
actin and myosin
7. The endocrine system is a collection of ductless glands that produce
which of the following responses
A slowly initiating but prolonged response on other body systems
8. Which gland has an exocrine function and aids in the regulation of
blood glucose
pancreas
9. Which term refers to the middle layer of the skin that is made of
connective tisssue
Dermis
,10. What is produced by the skin when a cholesterol based precursor is
modified by the presence of ultraviolet radiation?
Vitamin D
11. Which type of bone cells perform mineral resorption
osteoclasts
12. Inside of adult long bones, yellow bone marrow is located within
which of the following?
medullary cavity
13. What type of tissue serves to fasten and support body parts
Connective
14. What leaves the body via deferens
Gametes
15. What reproductive organs produces sperm in males and ova in
females
Gonads
16. What is the term used to describe an action potential jumping from
node to node in an axon
Saltatory conduction
17. A polysaccharide can be described as which of the following
A carbohydrate that is made of many sugar molecules
18. What is a chemical reaction between two molecules in which a water
molecule is released and a covalent bond forms
Dehydration reaction
19. Which is a triplet of nitrogenous bases that codes for an amino acid
Codon
20. Inheritance can be described as what?
transmission of characteristics to offspring
21. Genetic information describing the characteristics of an organism is
sound in which of the following
Nucleus
, 22. What best describes the result of mitosis
New body cells that replace damaged body cells
23. What is the function of ribosomes
they facilitate protein synthesis
24. Correctly describes a major metabolic pathway
Respiration is an oxidative, degradative pathway
25. atomic mass has a decimal because it is the average ______ of all the
isotopes for a particular element. The atomic number of an element is
the number of ___ in its nucleus
mass - protons
26. An atom that has lost an electron becomes____ in charge and is called
a ____
Positive, cation
27. Which of the following statements is true about protons
They are located in the nucleus of an atom
28. What is characteristic of a graph displaying the physical states of a
substance under varying temperature and pressure
Having temperature and pressure as its axes and is called a phase
diagram
29. Each elements atomic number is determined by the number of what in
its atom?
Protons
30. The number of which of the following particles will differ for each
isotope of the same element
Neutrons in it's nucleus
31. What best describes the mass of an object
An extensive property and physical property
32. Which characteristics applies to the bonds holding together nonpolar
covalent molecules
They share electrons between atoms and result in a balanced
distribution of charges throughout the molecule.