Integumentary System
Nails include keratinized cells from which strata?
a) stratum lucidum
b) stratum corneum
c) stratum basale
d) stratum granulosum
b) stratum corneum
Most of the bones of the arms and hands are long bones; however, the bones in the wrist are categorized as ________.
A. Flat bones
B. Short bones
C. Sesamoid bones
D. Irregular bones
B. Short bones
Osteoid is composed of:
A) Calcium and phosphate
B) Hyaluronic acid.
C) Mostly collagen.
D) Cartilage.
C) Mostly collagen.
Question: What is the structural classification for sutures?
a.Synarthrosis
b.Fibrous
c.Cartilaginous
d.Diarthrosis
b. Fibrous
In terms of bone features, what is a fossa?
A) A little pit
B) A cleft
C) A general term for a depression
D) A hole
C) A general term for a depression on a bone.
True or False: The amount and distribution of melanocytes influences skin color.
False.
What does?
The frontal bone is part of the __________ skeleton, and it is created from __________________ossification.
Axial, intramembranous.
Question: What type of cells are found in the epiphyseal plate?
a.Osteoclasts
b.Chondrocytes
c.Osteoblasts
d.Osteocytes
b.Chondrocytes
Which motion moves the bottom of the foot away from the midline of the body?
A. Elevation
B. Dorsiflexion
C. Eversion
D. Plantar flexion
C) Eversion
When talking about classifying joints based on range of motion, what is the term for slightly movable joints?
Amphiarthroses
An individual has spent too much time sunbathing. Not only is his skin painful to touch, but small blisters have appeared in the affected area. This indicates that he has damaged which layers of his skin?
A. epidermis only
B. hypodermis only
C. epidermis and hypodermis
D. epidermis and dermis
D. epidermis and dermis
What type of burn is this?
Question: Which of the following is NOT associated with osteoclasts?
a.Derived from osteoprogenitor cells
b.Regulation of calcium ions
c.Secretion of acids and enzymes
d.Have a ruffled border
a) Derived from osteoprogenitor cells
Which type of ossification begins with a hyaline cartilage model?
Endochondral ossification.
Fred was a hotshot on the basketball team, at least until he was hit on the lateral side of the knee during a game. Which ligament did he likely tear during this injury?
A) Posterior cruciate ligament
B) Lateral collateral ligament
C) Medial collateral ligament
D) Patellar ligament
C) Medial collateral ligament.
Lack of Vitamin C would lead to which of the following conditions?
a) Rickets
b) Osteoporosis
c) Scurvy
d) Increased arthritis
c) Scurvy
Name the strata that include live cells.
Stratum basale, stratum spinosum, and stratum granulosum.
Question: Which of the following occurs first in fracture repair?
a.Bone remodeling
b.External callus formation
c.Fracture hematoma formation
d.Swelling of bone
c. Fracture hematoma formation
Which of the following hormones reduces blood calcium concentration?
a. Calcitriol
b. Calcitonin
c. Thyroid Hormone
d. Parathyroid hormone
b. Calcitonin
Matching: 1. Synarthroses
2. Synchondroses
3. Syndesmoses
4. Symphyses
A) A slightly movable fibrous joint
B) A fibrocartilaginous fusion between two bones
C) In range of motion classification, an immobile joint.
D) Where hyaline cartilage completely joins together two bones.
1) Synarthroses: C) In range of motion classification, an immobile joint.
2) Synchondroses: D) Where hyaline cartilage completely joins together two bones.
3) Syndesmoses: A) A slightly movable fibrous joint
4) Symphyses: B) A fibrocartilaginous fusion between two bones
Kyphosis is an exaggeration of the ___________ spine.
A) Cervical
B) Thoracic
C) Sacral
D) Lumbar
B) Thoracic
Question: Which of the following glands produce lubricating secretions with antibacterial properties to protect the skin?
a.Ceruminous
b.Sebaceous
c.Apocrine
d.Merocrine
b. Sebaceous
Identify if each description is describing ossification, bone remodeling, or bone repair.
1) Removal and replacement of the protein and mineral components of bone
2) Bone develops from an initial connective tissue or cartilage model
3) Repairs tiny flaws in bones that result from everyday movements
4) The process in which a bone repairs itself following a bone fracture.
5) Helps regulate calcium homeostasis
6) Involves the formation of a cartilage and bony callus
1) Removal and replacement of the protein and mineral components of bone: Bone remodeling
2) Bone develops from an initial connective tissue or cartilage model: Ossification
3) Repairs tiny flaws in bones that result from everyday movements: Bone remodeling
4) The process in which a bone repairs itself following a bone fracture. Bone repair
5) Helps regulate calcium homeostasis: bone remodeling
6) Involves the formation of a cartilage and bony callus: bone repair
Question: A tumor of the parathyroid glands that secretes too much parathyroid hormone will result in which of the following?
a.Excessively low blood calcium
b.Excessive thickening of bones
c.Ectopic bone formation
d. Bones that break easily
d. Bones that break easily.
Assume that a sharp object penetrated a synovial joint. Given these structures:
1) tendon or muscle
2) ligament
3) articular cartilage
4) fibrous capsule (of joint capsule)
5) skin
6) synovial membrane (of joint capsule),
Choose the order which they would most likely be penetrated.
a) 5, 1, 2, 6, 4, 3
b) 5, 2, 1, 4, 3, 6
c) 5, 1, 2, 4, 6, 3
d) 5, 1, 2, 4, 3, 6
c) 5, 1, 2, 4, 6, 3
5) skin
1) tendon or muscle
2) ligament
4) fibrous capsule (of joint capsule)
6) synovial membrane (of joint capsule)
3) articular cartilage
This movement is a combination of flexion, extension, abduction, and adduction.
Circumduction