Lab Final

Question 1

What are the 3 bones that make up the coxal bone?

Answer 1

1. ilium
2. ischium
3. Pubis

Question 2

What are three ways you can determine if a skeleton is male or female by looking at the pelvis?

Answer 2

1. A Female Pubic arch is larger than a male’s.
2. A female’s pubic inlet is wider than a male’s.
3. The male’s Acetabulum is large and faces laterally whereas a female’s acetabulum is small and faces anteriorly.

Question 3

What are the three functions of synovial fluid?

Answer 3

1. It lubricates the joint and allows the ends of the bones to move without friction.
2. It contains nutrients needed for the cartilage at the ends of the bones and carries away waste from within the joint capsule.
3. It acts as a shock absorber within the joint.

Question 4

What are two types of joints that can form synostoses?

Answer 4

1. Sutures
2. Synchondrosis

Question 5

What are the three types of Joints? What are some characteristics of each?

Answer 5

1. Fibrous Joints
   - Sutures
   - Syndesmosis
   - Interosseuos ligament
   - Interosseuos membrane
   - Gomphosis
2. Cartilage Joints
   - Synchondrosis
   - Epiphyseal cartilage
   - Symphysis
3. Synovial Joints
   - Synovial Cavity
   - Outer Fibrous membrane
   - Inner synovial membrane
   - Synovial fluid

Question 6

What are the 6 types of Synovial joints?

Answer 6

1. Plane joint
2. Hinge joint
3. Pivot Joint
4. Ellipsoid Joint
5. Saddle joint
6. Ball and socket joint

Question 7

What are three functions of skeletal muscle tissue?

Answer 7

1. contract to produce movement
2. sustain body posture and position
3. maintain body temperature, store nutrients, and stabilize joints.

Question 8

What is the linea alba?

Answer 8

The linea alba is a thin band of connective tissue that runs down the front of your abdomen. It separates the left and right sides of your rectus abdominis.

Question 9

What type of connective tissue forms the linea alba?

Answer 9

collagen and elastin fibrous connective tissue.

Question 10

What are two muscles that act on the mouth for facial expressions?

Answer 10

Ocbicularis Oris and Platysma

Question 11

List the muscles of the abdomen from deep to superficial.

Answer 11

1. external abdominal oblique,
2. internal abdominal oblique,
   3.Rectus Abdominis
3. transversus abdominis.

Question 12

What layer of the bone does a tendon attach to?

Answer 12

Periosteum

Question 13

What other structures do muscles attach to?

Answer 13

Ligaments
Eyeball

Question 14

What are the three functions of blood?

Answer 14

1. Transporting oxygen and nutrients to the lungs and tissues.
2. Forming blood clots to prevent excess blood loss.
3. Carrying cells and antibodies that fight infection.