Cells and Anatomical Position

Question 1

What is the smallest level of matter organization in this course?

Answer 1

Atoms

Question 2

What do atoms make up?

Answer 2

Molecules

Question 3

What are the basic components of cells?

Answer 3

Organelles

Question 4

Define a cell

Answer 4

A cell is the smallest unit of a living thing

Question 5

Define organ

Answer 5

a discrete structure composed of two or more types of tissue that performs a function for the body

Question 6

Define organ system

Answer 6

A group of organs that work together to complete a common function

Question 7

In anatomical position, where do the palms and thumbs point?

Answer 7

In anatomical position, the palms face forwards and the thumbs point away from the body.

Question 8

How would you describe the head in relation to the body?

Answer 8

The head is superior to the body.

Question 9

How would you describe the feet in relation to the head?

Answer 9

The feet are inferior to the head.

Question 10

How would you describe the sternum to the spine?

Answer 10

The sternum is anterior to the spine.

Question 11

What anatomical structure is posterior to the nose?

Answer 11

The back of the head is posterior to the nose.

Question 12

In what direction is medial? What is the opposing direction?

Answer 12

Towards the middle of the body from the sides. The opposing direction is lateral.

Question 13

How would you describe the collarbone in relation to the breastbone and shoulder? What plane is this directionality on?

Answer 13

The collarbone is intermedial to the breastbone and shoulder. The collarbone is between the two other structures on the frontal plane.

Question 14

How would you describe the toes in relation to the shins?

Answer 14

The toes are distal from the shins.

Question 15

What describes the elbows in relation to the fingertips?

Answer 15

The elbows are proximal to the fingertips.

Question 16

How would you describe the dermis to the epidermis?

Answer 16

The dermis is deep to the epidermis.

Question 17

How would you describe the skin on a forearm to the radius?

Answer 17

The skin of the forearm is superficial to the radius under it.

Question 18

Name some appendicular parts of the body.

Answer 18

These are the appendages. The two legs and two arms.

Question 19

What big three structures make up the axial part of the body?

Answer 19

The head, neck and abdomen.

Question 20

If somebody sliced me from in front of me, from the top of my head down to my belly button, which plane would he have cut me on?

Answer 20

The median (midsagittal) plane.

Question 21

If I were to faceplant onto a meat grinder and you could only recover the back half of me, which plane would you observe?

Answer 21

The frontal plane.

Question 22

If I had my legs and hips cut off, what plane would my guts spill out of me on?

Answer 22

The transverse plane.

Question 23

What is the difference between midsagittal and parasagittal planes?

Answer 23

Parasagittal planes do not need to be in the middle of the body.

Question 24

What are the two cavities located in the dorsal cavity?

Answer 24

The cranial cavity and the vertebral cavity.

Question 25

What three cavities are located in the ventral cavity?

Answer 25

The thoracic cavity, abdominal cavity, and the pelvic cavity.

Question 26

Where are the lateral pleural cavities located in relation to the mediastinum?

Answer 26

Lateral to the mediastinum.