Terms/ Histology/ Mitosis + Meiosis

Question 1

Sagittal section:

Answer 1

A cut along the median plane, symmetrical cut

Question 2

Frontal section:

Answer 2

A cut along the coronal plane, divides body into anterior and posterior portions

Question 3

Cross-section:

Answer 3

A cut through the transverse plane, divides the body into upper and lower portions

Question 4

Anatomic position:

Answer 4

Body is erect
Feet are slightly apart
Head is held high
Palms of the hands are facing forwards

Question 5

Superior:

Answer 5

Above

Question 6

Inferior:

Answer 6

Below

Question 7

Anterior:

Answer 7

Facing forward

Question 8

Posterior:

Answer 8

Toward the back

Question 9

Medial:

Answer 9

Toward the midline

Question 10

Lateral:

Answer 10

Away from the midline or towards the sides

Question 11

Proximal:

Answer 11

Closer to the point of attachment

Question 12

Distal:

Answer 12

Farther away from the point of attachment

Question 13

Dorsal cavity includes:

Answer 13

Cranial and spinal cavities

Question 14

Ventral cavity includes:

Answer 14

Orbits and the nasal, oral, thoracic, and abdominopelvic cavities

Question 15

Histology:

Answer 15

Study of tissues

Question 16

Tissues:

Answer 16

Group of cells that act together to perform specific functions

Question 17

4 fundamental tissues:

Answer 17

Epithelial, connective, muscle, and nerve

Question 18

Epithelial cells:

Answer 18

Cover, line, and protect the body and its internal organs

Question 19

Connective tissue:

Answer 19

Framework of the body that provides support and structure for the organs
-Composed of collagen, elastin, reticulum

Question 20

Nerve tissue:

Answer 20

Composed of neurons and connective tissue cells that are called neuroglia

Question 21

Muscle tissue:

Answer 21

Have the ability to contract or shorten

Question 22

Types of muscle tissue
_________
Voluntary and involuntary:

Answer 22

Voluntary: skeletal muscles
Involuntary: smooth muscle and cardiac muscle tissue

Question 23

Nucleus:

Answer 23

Contains deoxyribonucleic acid (DNA)

Question 24

Mitosis:

Answer 24

DNA is duplicated and distributed evenly to two daughter cells

Question 25

Meiosis:

Answer 25

The chromosome number is reduced from 46 to 23, so when the egg and sperm unite in fertilization, the zygote will have the correct number of chromosomes

Question 26

Meiosis takes place:

Answer 26

In the ovaries and testes

Question 27

If you wanted to separate the abdominal cavity from the thoracic cavity, which plane would you use?

Answer 27

Transverse

Question 28

Squamous: Cuboidal: Columnar:

Answer 28

Flat Cubed Column

Question 29

Stratified:

Answer 29

Composed of multiple layers of cells

Question 30

Pseudostratified:

Answer 30

Appears to be stratified by only has 1 layer of cells