Final practice questions

Question 1

When a squamous epithelial lining changes to a secretory epithelia, this is an example of:

Answer 1

metaplasia

Question 2

Decreased blood flow to a cell or tissue is known as:

Answer 2

ischemia

Question 3

Hyperplasia is best described as:

Answer 3

an increase in the number of cells

Question 4

Stratified squamous keratinized epithelium is found in the __________

Answer 4

epidermis

Question 5

Glands that release secretory vesicles onto the apical surface of the cells are classified as:

Answer 5

merocrine

Question 6

A difference between exocrine and endocrine glands is that:

Answer 6

exocrine glands remain attached to the surface

Question 7

A tissue located within the lung functionally responsible for oxygen movement would be of which epithelial type?

Answer 7

Simple squamous

Question 8

Transmembrane proteins that permit rapid intercellular communication form __________ between epithelial cells

Answer 8

gap junctions

Question 9

Blood vessels are located within:

Answer 9

the CT tissue beneath epithelial cells

Question 10

Which of the following statements is not true?

Epithelia:
-protects organs
-lines visceral organs
-stores energy
-secretes macromolecules
-covers exposed surfaces

Answer 10

-stores energy

Question 11

__________ is a type of endocytosis that involves the nonselective uptake of tiny droplets of extracellular fluid

Answer 11

pinocytosis

Question 12

CT proper contains protein fibers within the matrix, these consist of collagen, reticular and ________ fibers

Answer 12

elastic

Question 13

Endothelium would be found in what structure?
-Tunica media
-Tunica externa
-visceral epicardium
-tunica intima
-pericardium

Answer 13

tunica intima

Question 14

RBCs can’t divide due to:

Answer 14

having no nucleus

Question 15

What cell releases histamine?

Answer 15

basophil

Question 16

After small muscular arteries, blood then runs into:

Answer 16

arterioles

Question 17

In a blood smear, which cell are you most likely to be able to see?

Answer 17

neutrophils

Question 18

These glial cells line the CSF filled ventricles of the brain:

Answer 18

ependymal cells

Question 19

The function of vasa vasorum is:

Answer 19

to supply nutrients and blood to larger vessels of the body

Vessel of the vessels

Question 20

Underneath the mucosa of the GI tract is the ________ layer

Answer 20

submucosa

Question 21

Platelets are not true cells, but cell fragments that are formed from:

Answer 21

megakaryocytes

Question 22

Venules lack a tunica ______

Answer 22

media

Question 23

Neurons form circuits within neural tissue, which structure is for receiving information?

Answer 23

dendrites

Question 24

The part of the cardiovascular system that controls blood pressure is:

Answer 24

tunica media

Question 25

The epicardium of the heart corresponds to the:

Answer 25

visceral layer of pericardium

Question 26

In the digestive system, keratinized epithelia can be found in which location?

Answer 26

gingiva

Question 27

Tonsils are named according to their location, however each tonsil is covered by:

Answer 27

stratified squamous epithelium

Question 28

Loose CT with abundant lymphocytes found along the lining of the digestive tract is called:

Answer 28

MALT

Question 29

The region of the stomach that empties into the small intestine is the:

Answer 29

pylorus

Question 30

Which of the following carries out mediated immunity (humoral immunity)?

Answer 30

B-cells

Question 31

Hyperplasia is best described as?

Answer 31

an increase in the number of cells

Question 32

Stratified squamous keratinized epithelium is found in the?

Answer 32

skin

Question 33

Which structure develops into an embryoblast?

Answer 33

ICM

Question 34

Amphimixis is best defined as?

Answer 34

fusion of two pronuclei

Question 35

Put these structures in order from the first to form: -amnion -trophoblast -mesoderm -neural tube -notochord

Answer 35

-trophoblast -amnion -mesoderm -notochord -neural tube

Question 36

Oxygen, nutrient rich blood is brought into the fetus by?

Answer 36

umbilical vein

Question 37

An implanted embryo is covered by a layer of tissue called the ______ ?

Answer 37

decidua capsularis

Question 38

Which of the following is a temporary blood vessel that connects the pulmonary truck to the aorta?

Answer 38

ductus arteriosus

Question 39

Amino acids and iron pass to the fetus across the placenta by ______

Answer 39

active transport

Question 40

The decidua basalis can be described by which of the following?

Answer 40

layer of endometrium that gives rise to the placenta

Question 41

Which of the following tissues separates to form primitive body cavities?

Answer 41

lateral plate mesoderm

Question 42

Name three different structures neural crest cells give rise to?

Answer 42

PNS, ANS, Cranial bones

Question 43

Describe the location of the vitelline duct

Answer 43

connects yolk sac to midgut lumen

Question 44

The ______ develops into the aorta and pulmonary trunk?

Answer 44

truncus arteriosus

Question 45

The structure that brings nutrients from the placenta is called the

Answer 45

umbilical vein

Question 46

The surface area between the fetal and maternal sides of the placenta is increased by the presence of ?

Answer 46

chorionic villi

Question 47

The ductus venous can be described as?

Answer 47

a shunt to bypass the embryonic/fetal tissues

Question 48

An apical ectodermal ridge is a feature of the developing?

Answer 48

limbs

Question 49

The sclerotome of somites on the right and left fuse to form a

Answer 49

centrum