HESI A2 Anatomy & Physiology Questions and
Correct Answers
How does the trachea remain open like a hollow tube
✓ ~~~ supporting cartilaginous rings keep it open
What mineral is responsible for muscle contractions
✓ ~~~ calcium
Ossification occurs when
✓ ~~~ late stage of the fetal; after birth
ossification is the formation of bone
What is the hypothalamus responsible for or What does it do
✓ ~~~ regulating temp., hunger, sleep, ect. It's a part of the brain that releases other
hormones and works with the vital pituitary gland. It maintains balance.
When does meiosis ends
✓ ~~~ From 46 to (23) chromosomes For males testes
For females ovaries
Woman's avg. cycle is
✓ ~~~ 28 days cycle and ovulate on day 14
,What part of the ear allow you to hear? / What part of the ear allows you to hear with
tiny hairs through vibrations
✓ ~~~ cochlea
What organ is the most hollow
✓ ~~~ (stomach) or gallbladder
What are haversian canals/central canals
✓ ~~~ tubes that contain blood vessels, lymph, and nerves which allow blood vessels
to get to the bone
Muscle contraction
✓ ~~~ need calcium and ATP
What is important in diet for bones
✓ ~~~ calcium & phosphorus
What causes you to shiver when cold
✓ ~~~ skeletal muscles contraction to produce heat
What protein catalyzes different reactions or processes
✓ ~~~ enzymes
What is true about carbohydrates
, ✓ ~~~ they serve as fuel for the body
Simple columnar epithelium does what
✓ ~~~ secretion or absorption
Nerve tissue is composed of neurons and cognitive tissue cells that are refer to as
✓ ~~~ neuroglia
In what area of the body would you find an especially thick stratum corneum
✓ ~~~ heel of feet or palms
Testicular activity is under the control of what hormones
✓ ~~~ FSH and LH
What are the function of the medulla oblongata
✓ ~~~ it contains vital centers that control heart action, blood vessel diameters and
respirations
Which hormone initiates the preparation of endometrium of the uterus for pregnancy
✓ ~~~ estrogen
Where is vitamin K created
✓ ~~~ in the intestinal tract
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