the majority of the epidermis is made up of _______
a. Keratinocytes
b. Melanocytes
c. Langerhan cells
d. Merkel Cells - Answers A. Keratinocytes
Which is NOT a situation in which ossification would take place?
a. formation of bone in embryo
b. growth of bones until adulthood
c. formation of granulation tissue
d. repair of fracture - Answers c. formation of granulation tissue
A _____ is a phagocytic cell that engulfs bacteria and cleans up debris: is important during
infection; and is formed from monocyte
a. stem cell
b. fibroblast
c. macrophage
d. adipose tissue - Answers c. macrophage
When levels of blood calcium are too low, parathyroid hormone is release which stimulates:
a. osteoblastic activity
b. osteoclastic activity
c. osteocytic activity - Answers b. osteoclastic activity
Which surface of the cell is in contact with a body cavity, the lumen of an organ , or the exterior
of the body?
a. lateral surface
b. basal surface
c. apical surface
, d. basement membrane - Answers c. Apical surface
The root of a hair follicle penetrates into the ____
a. epidermis
b. dermis
c. stratum basale
d. hypodermis - Answers b. Dermis
The modified sweat gland in the external ear that produce a waxy secretion are:
a. sebaceous
b. sudoriferous
c. ceruminous
d. endocrine - Answers c. Ceruminous
Which is NOT a component of blood tissue?
a. plasma
b. white blood cells
c. red blood cells
d. lymph - Answers d. Lymph
The stress if exercise stimulates ______ and _____ bones.
a. osteoclast, weakens
b. osteoclast, strengthens
c. osteoblast, weakens
d. osteoblast, strengthens - Answers d. osteoblast, strengthens
Neurons and muscles fibers are _____ cells
a. stimuli
b. contractable
c. nervous