Respiratory & Digestive System Terms to Know [Lab Practical 2]

Question 1

Lumen

Answer 1

A cavity or hole inside of a tube, blood vessel or hollow organ. For example, the blood flows through the lumen of a blood vessel

Question 2

A cavity or hole inside of a tube, blood vessel or hollow organ

Answer 2

Lumen

Question 3

Acini

Answer 3

A small, ball-shaped cluster of secretory cells surrounding ducts

Question 4

A small, ball-shaped cluster of secretory cells surrounding ducts

Answer 4

Acini

Question 5

Duct

Answer 5

A tubular structure that transports secretions of a gland. Ducts are comprised of simple cuboidal epithelium, arranged in a doughnut patter

Question 6

A tubular structure that transports secretions of a gland. Comprised of simple cuboidal epithelium, arranged in a doughnut pattern

Answer 6

Duct

Question 7

Lobes

Answer 7

Large, roundish projections or divisions of an organ. Lobes can be seen with the naked eye

Question 8

Large, roundish projections or divisions of an organ. Can be seen with the naked eye.

Answer 8

Lobes

Question 9

Lobules

Answer 9

Small divisions of the cells in an organ, forming a functional unit. Lobules usually require a microscope to be seen.

Question 10

Small divisions of the cells in an organ, forming a functional unit. Usually require a microscope to be seen.

Answer 10

Lobules