Sample Exam Questions (Midterm 2)

Question 1

Phospholipids

a. have hydrophobic and hydrophilic regions

b. represent the cellular level of organization

c. consist of a glycerol backbone and three fatty acids

d. may be peripheral or transmembrane when located in the cell membrane

e. are inorganic

Answer 1

a) have hydrophobic and hydrophilic regions

Question 2

The Golgi Apparatus

a. is a non-membranous organelle

b. is the site of protein synthesis on the cell

c. has a double membrane

d. consists of stacked membrane discs

e. contains digestive enzymes

Answer 2

d) consists of stacked membrane discs

Question 3

The zygote

​a. is haploid

b. undergoes meiosis to produce a morula

c. is produced by mitosis

d. is the layer of cells that develops into the chorion

e. is the product of fertilization

Answer 3

e. is the product of fertilization

Question 4

An exocrine gland

a. releases its secretions into the blood

b. may be unicellular or multicellular

c. is most commonly of the subtype simple cuboidal

d. is described by a and b

e. is described by a, b, and c

Answer 4

b. may be unicellular or multicellular

Question 5

Which of the following statements about connective tissues is incorrect?

a) The matrix of a connective tissue contains protein fibres, water, and ground substance
b) adipose tissue is a connective tissue proper
c) areolar connective tissue is the subtype found in mucous membranes
d) blood has a fluid matrix
e) a characteristic of all connective tissues is the presence of a basement membrane

Answer 5

e) a characteristic of all connective tissues is the presence of a basement membrane

Question 6

Which of the following layers of the epidermis contains multiple layers of cells, a limited number of which are undergoing cell division?

a) granusolum
b) spinosum
c) lucidum
d) basale
e) corneum

Answer 6

b) spinosum

Question 7

The reticular layer of the dermis

a) is made up of areolar connective tissue
b) has dermal ridges which form fingerprints on the hands
c) contains a large amount of adipose tissue
d) is in direct contact with the epidermis
e) may contain hair follicles and sensory receptors

Answer 7

e) may contain hair follicles and sensory receptors

Question 8

a hair papilla

a) is a connective tissue sheath around the hair follicle
b) is the site of hair growth
c) is the expanded region of epithelium at the base of a hair root
d) extends upwards under the hair matrix, and contains blood vessels
e) is epidermal and contains flat, dead cells

Answer 8

d) extends upwards under the hair matric, and contains blood vessels

Question 9

A suderiferous gland of the skin

a) secretes ear wax
b) is always associated with a hair follicle
c) is found only in thin skin
d) produces sebum which lubricates the skin and hair
e) is a sweat gland

Answer 9

e) is a sweat gland

Question 10

which of the following is an unpaired facial bone?

a) maxilla
b) vomer
c) palatine
e) ethmoid

Answer 10

b) vomer

Question 11

which one of the following statements about vertebrae or the vertebral column is incorrect?

a) the distinguishing feature of cervical vertebrae is the presence of transverse procsesses
b) the vertebral foramen is the opening in a vertebra for the spinal cord
c) the sacrum normally consists of five fused vertebrae
d) thoracic vertebrae articulate with ribs
e) the axis is the second cervical vertebra

Answer 11

a) the distinguishing feature of cervical vertebrae is the presence of transverse processes

Question 12

the fifth lumbar vertebra

a) articulates with the sacrum
b) lacks a spinous process
c) lacks superior and ingerior articular processes
d) has an odontoid process
e) is described by b and c

Answer 12

a) articulates with the sacrum

Question 13

the sternum

a) is the anterior attachment for the floating ribs
b) is part of the appendicular skeleton
c) has an inferior process called the xiphoid process
d) is the bone of the thoracic cage responsible for the condition called kyphosis
e) articulates with the scapula at the manubrium

Answer 13

c) has an inferior process called the xiphoid process

Question 14

which of the following correctly describes the bones or bone markings forming the indicated articulation?

a) patella
b) illium
c) tibia
d) coccyx
e) phalanges

Answer 14

d) coccyx

Question 15

in the typical plan of the upper and lower limbs

a) the tibia is proximal to the femur
b) five carpals form the palm of each hand
c) the radius is the lateral bone of the forearm
d) the tarsals are distal to the metatarsals
e) the fibula is the medial bone of the lower leg

Answer 15

c) the radius is the lateral bone of the forearm

Question 16

in the structure of the tibia, the

a) periosteum is the membrane that covers the medullary cavity and interior canals
b) epihyseal plate is the region of bone that separates the epihysis from the diaphysis
c) medullary cavity is located within the epiphysis
d) articular cartilage is hyaline and is located on the proximal and distal ends
e) medullary cavity will contain red bone marrow in an adult

Answer 16

d) articular cartilage is hyaline, and is located on the proximal and distal ends

Question 17

In the structure of an osteon

a) perforating canals run the length of the osteon