Introduction To Anatomy 2

Question 1

What is the study of anatomical changes in a life cycle called?

Answer 1

Developmental Biology

Includes the study of embryology, postnatal development, and ontogeny.

Question 2

What does embryology study?

Answer 2

Prenatal development

Focuses on development before birth.

Question 3

What is postnatal development?

Answer 3

The study of structures after birth

Examines anatomical changes occurring after an individual is born.

Question 4

Define ontogeny.

Answer 4

Total development of an individual

Encompasses all stages of development from fertilization to maturity.

Question 5

What is the anatomic position?

Answer 5

A specific body position with the body standing upright, feet parallel and flat

The head is level, eyes forward, arms at sides, palms facing forward, thumbs pointing away.

Question 6

What are the three major anatomic planes of reference?

Answer 6

Coronal, transverse, sagittal

These planes are used to slice the body into specific sections.

Question 7

What is a coronal plane?

Answer 7

A vertical plane that divides the body into anterior (front) and posterior (back) parts

Also known as the frontal plane.

Question 8

What does a transverse plane do?

Answer 8

Cuts perpendicularly along the long axis of the body or organ

Separates into superior (upper) and inferior (lower) parts.

Question 9

Define sagittal plane.

Answer 9

Extends through the body or organ vertically and divides the structure into right and left halves

Often referred to as the median plane.

Question 10

Fill in the blank: A _____ plane is also called a horizontal or cross-sectional plane.

Answer 10

transverse

It separates the body into upper and lower parts.