Anatomy & Physiology Chapter 1 Test Comprehensive
Study Questions & Answers
(Correct Answers at the End with Rationales)
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1. Which subspecialty of physiology deals with the effects of hormones and control of
reproduction?
a. Endocrinology
b. Cardiovascular Physiology
c. Neurophysiology
d. Immunology
2. A group of cells that work together to perform a particular function is a(n):
a. Organ
b. Tissue
c. Organism
d. Molecule
3. The two organ systems that predominantly regulate and maintain homeostasis are the:
a. Cardiovascular and Integumentary systems
b. Nervous and Endocrine systems
c. Cardiovascular and Respiratory systems
d. Urinary and Muscular systems
4. Which body fluid fills the narrow spaces between cells and tissues and is considered the
body's internal environment?
a. Lymph
b. Blood Plasma
c. Interstitial Fluid
d. Vitreous Body
5. If blood concentrations of thyroid hormones increase above a certain level, Thyroid
Releasing Hormone (TRH) neurons in the hypothalamus are inhibited and stop secreting
TRH. This is an example of:
a. Positive Feedback
b. Negative Feedback
, c. Metabolism
d. Differentiation
6. Which plane divides the body into unequal right and left halves?
a. Midsagittal Plane
b. Frontal (Coronal) Plane
c. Transverse Plane
d. Parasagittal Plane
7. When holding your arms out to the side at shoulder level, your fingers are _________
from your midline.
a. Medial
b. Anterior
c. Lateral
d. Posterior
8. The sternum is ___________ to the heart.
a. Posterior
b. Anterior
c. Inferior
d. Superior
9. Which cavity contains the heart?
a. Cranial Cavity
b. Pleural Cavity
c. Pericardial Cavity
d. Abdominal Cavity
10. The function of the secretions of the pleura is to:
a. Separate the thoracic and abdominal cavities
b. Protect the central nervous system
c. Reduce friction between neighboring organs
d. Carry nerve impulses
11. During a visit to your doctor, you complain about a headache and anxiety. These changes
in your body functions are considered:
a. Signs
b. Symptoms
c. Disorders
d. Responsiveness
12. Which of the following describes the study of the functions of body structures?
a. Anatomy
b. Physiology