BIOS251-EXAM 2 (WEEK 4-HISTOLOGY) QUESTIONS WITH CORRECT ANSWERS .

BIOS251-EXAM 2 (WEEK 4-HISTOLOGY)
QUESTIONS WITH CORRECT ANSWERS
2026-2027
histology - CORRECT ANSWER -the study of tissues


4 major types of tissues - CORRECT ANSWER -- epithelial

- connective

- muscle

- nervous



epithelial tissue - CORRECT ANSWER -lines cavities, cover surfaces, forms glands



connective tissue - CORRECT ANSWER -support, protection of organs & systems, most diverse



muscle tissue - CORRECT ANSWER -body movement & movement of substances through body



nervous tissue - CORRECT ANSWER -conducts electrical impulses, processes information



exocrine glands and their modes of secretion - CORRECT ANSWER -- merocrine

- apocrine

- holocrine



merocrine - CORRECT ANSWER -released through exocytosis in vesicles (salivary and sweat glands)



apocrine - CORRECT ANSWER -
secretions released in apical cytoplasm (mammary glands, ceruminous wax glands in ears)



holocrine - CORRECT ANSWER -secretions via loss of entire cell (oil glands)

, subtypes of epithelium - CORRECT ANSWER -- simple squamous epithelium

- simple cuboidal epithelium

- simple columnar epithelium

- stratified squamous epithelium

- keratinizing stratified squamous epithelium

- stratified cuboidal epithelium

- stratified columnar epithelium

- psuedostratified ciliated columnar epithelium

- transitional epithelium



subtypes of connective tissue - CORRECT ANSWER -- areolar connective tissue

- adipose connective tissue

- dense regular connective tissue

- dense irregular connective tissue

- elastic connective tissue (not cartilage)

- hyaline cartilage

- elastic cartilage

- fibrocartilage

- bone

- blood



subtypes of muscle tissue - CORRECT ANSWER -skeletal muscle-voluntary

cardiac muscle-involuntary

smooth muscle-involuntary



nervous tissue - CORRECT ANSWER -
be familiar with diagram of neuron and parts of neuron and neuroglia