joints/bone type/spinal quiz (visible body)

Dorsal roots carry ______ signals _____ the spinal cord, while ventral roots carries _____ signals _______ the spinal cord.

(sensory) signals (into): (motor) signals (out of)

Bone repair in order?

1 blood clotting and formation of a fracture hematoma, 2 removal of dead bone cells by osteoclasts 3 formation of Fibrocartilaginous callus 4 formation of bony callus 5 remodel of bone at the site.

What spinal nerves make up the brachial plexus? C1-C7 C1-C5 C2-C8 C5-C8

C5-C8

which plexus innervates the muscle of the neck?

Cervical.

all of the following are true about gray and white matter in the spinal cord except: -Regions called horns contain gray matter. -White matter is arranged in columns. -Tracts consist of white matter -Gray matter passes information up and down the spinal cord.

Gray matter passes information up and down the spinal cord.

What function does gray matter serve in the spinal reflexes?

It acts as processing center for the reflex signal.

Flat bones lack what?

Medullary cavity

The innermost layer of the meninges of the spinal cord is the

Pia mater

True or false: Long bones do not Protect internal organs?

True!!

true or false: Articular Cartilage of a long bone covers the distal epiphysis and the proximal epiphysis.

True!! Articular Cartilage of a long bone does cover the distal epiphysis and the proximal epiphysis

distal joint between tibia and fibula is an example of a: a. syndesmosis b.suture c. synchrondosis d. synovial joint

a. syndesmosis

ball and socket joints allow for movement along: 2 axes all axes 3 axes 1 axes

all axes

which motions are allowed by the wrist joint: flexion extension circumduction all of these

all of these, dummy.

The axillary nerve is the major nerve of what plexus?

brachial plexus

which is not a fibrous joint: a. joint between parietal and occipital bone b. joint between tooth and mandible c. pubic symphysis d. interosseous membrane of the leg

c. pubic symphysis

In embryonic development of long bones ________ secrete and form a shaft of hyaline cartilage

chondroblasts

osteoarthritis is caused primarily by: degeneration of bone at the joint excess bone at joint degeneration of articular cartilage degeneration of ligaments

degeneration of articular cartilage

Each _____ sends sensory signals through a single pair of spinal nerves.

dermatome

The medullary cavity of a long bone is located inside the?

diaphysis

which of the following is an example of a gliding joint: intervertebral joint elbow joint temporomandibular joint wrist joint

intervertebral joint

joint between the axis and atlas that allows for rotation of the head is what kind of joint: ball and socket hinge condyloid pivot

pivot

the purpose of articular cartilage is to: connect articulating bones prevent the contact of articulating bone surfaces secrete synovial fluid provide flexibility for growth

prevent the contact of articulating bone surfaces

All of the following are long bones except: humorous, ribs, phalanges, fibula.

ribs

the joint between the metacarpal bone of the thumb and carpus is which type of joint: saddle hinge ball and socket condyloid

saddle

Patella is what kind of bone?

sesamoid

Carpals of the wrist are examples of which bone type? Long flat irregular Short

short

Moving from Deep to superficial, the layers covering bone marrow are? spongy bone, compact bone, periosteum. compact bone, spongy bone, periosteum. periosteum, spongy bone, compact bone. spongy bone, periosteum, compact bone.

spongy bone, compact bone, periosteum

the major nerves that passes from the level of the sacrum down the posterior leg is?

the sciatic nerve

Which of the following characteristics is unique to synovial joints: they are supported by ligaments the joint long bones together they include cartilage they contain joint cavities

they contain joint cavities

what is not true about the formation of flat bones?

they develop through Endochondral ossification

true or false: Long bones are adapted for all the following: absorbing stress, supporting body weight, facilitating movement.

true!

true or false: This is the process of formation for flat bones? Osteoblasts secrete bone matrix, osteoblast develop into osteocytes in form Trabeculae, a layer of compact bone replaces the upper layers of spongy bone.

true: Osteoblasts secrete bone matrix, osteoblast develop into osteocytes in form Trabeculae, a layer of compact bone replaces the upper layers of spongy bone.

Which is an irregular bone: vertebra, patella, scapula, metacarpal

vertebra

Which of the following is NOT a flat bone? Rib, frontal bone, scapula, vertebra

vertebra