A&P Chapter 8 HW & Quiz

Correctly label the following bones and anatomical features of the skull 1. frontal bone 2. ethmoid bone 3. sphenoid bone 4. temporal bone 5. parietal bone 6. occipital bone

1. frontal bone 2. ethmoid bone 3. sphenoid bone 4. temporal bone 5. parietal bone 6. occipital bone

The average number of bones in the adult skeleton is?

206

All the bones listed below belong to the appendicular skeleton except the _______________________.

Ethmoid

Which of the following bones is a single unpaired bone? A. Ethmoid B. Parietal C. Maxilla D. Zygomatic E. Palatine

Ethmoid

Which of the following bones forms the bulk of the hard palate? A. Nasal bone B. Mandible C. Ethmoid bone D. Maxilla E. Lacrimal bone

Maxilla

Which of the following is found in the palm of your hand? A. Carpal B. Metacarpal C. Tarsal D. Metatarsal E. Phalanx

Metacarpal

23. Which of the following articulates with the vertebral column?

Occipital condyle

Which of the following are not considered facial bones? A. Parietal bones B. Maxillae C. Lacrimal bones D. Nasal bones E. Palatine bones

Parietal bones

28. The acromion is a feature of the ____________

Scapula

All the bones listed below belong to the axial skeleton, except ___________, which belongs to the appendicular skeleton.

Scapula

30. The glenoid cavity of the _______________ articulates with the head of the _____________.

Scapula; humerus.

24. The most common deformity is an abnormal lateral curvature called ___________________

Scoliosis

All of the following are found on the temporal bone except the __________. A. zygomatic process B. mastoid process C. external acoustic meatus D. sella turcica E. mandibular fossa

Sella turcica

Which of the following sutures connects the greatest number of bones?

Squamous Suture

Most of the bones of the skull are connected by immovable joints called _____________

Sutures

Which of the following is NOT considered a weight bearing bone? A. The femur B. The tibia C. The fibula D. The talus E. The calcaneous

The Fibula

Which of the following do costal cartilages connect? A. The clavicles with the sternum B. The true ribs with the scapula C. The floating ribs with xiphoid process D. The false ribs with the viscera and peritoneum E. The ribs with the sternum

The ribs with the sternum.

27. Which joint does NOT belong to the pectoral girdle?

The sacroiliac joint

Choose the INCORRECT statement regarding the development of the skull from infancy through childhood. a. The skull reaches about half its adult size by 9 months of age. b.The skull reaches nearly final size by 8 or 9 years. c.The skull reaches about three-quarters its adult size by age 1. d.The frontal bones usually fuse by age 5 or 6. e.Most fontanels ossify by the time the infant is a year old.

The skull reaches about three-quarters its adult size by age 1

Choose the INCORRECT statement regarding the general features of the vertebral column. A. The vertebral column physically supports the skull and trunk. B. It protects the spinal cord. C. It allows for the movement of the skull and trunk. D. The vertebral column consists of a chain of 30 vertebrae with intervertebral discs of fibrocartilage between most of them. E. It absorbs stresses produced by walking, running, and lifting.

The vertebral column consists of a chain of 30 vertebrae with intervertebral discs of fibrocartilage between most of them.

Which bone is a part of the skull and not just associated with it? A. Incus B. Malleus C. Hyoid D. Stapes E. Vomer

Vomer

What is a sesamoid bone?

a bone that forms within some tendons in response to stress

In a herniated disc, the ring of fibrocartilage called the _________________ ruptures and the ___________________ pulposus oozes out. A. nucleus pulposus; anulus fibrosus B. lamina; nucleus pulposus C. anulus fibrosus; nucleus pulposus D. anulus fibrosus; body E. nucleus pulposus; lamina

anulus fibrosus; nucleus pulposus

19. Label the parts of the skeleton.

axial skeleton

26. The spinous process has a bifid tip in most _______________ vertebrae

cervical

31. The acetabulum articulates with the _______.

femur

The glenoid cavity of the ____________ articulates with the head of the ______________ A. scapula; sternum B. radius; humerus C. humerus; scapula D. sternum; humerus E. scapula; humerus

humerus; scapula

29. The antebrachium contains the _____________ and ________________

radius and ulna.

All of the following are found on the temporal bone except the A. zygomatic process B. mastoid process C. external acoustic meatus D. sella turcica E. mandibular fossa

sella turcica

21. The _________ houses the pituitary gland (hypophysis) and is found in the ____________.

sella turcica; sphenoid bone

22. Fontanels are ____________ in an infant.

spaces between the unfused cranial bones

Fontanels are ______________________________________ in an infant. A. spaces between the unfused cranial bones B. cartilages covering cranial bones C. fibrous connective tissues lining the cranial cavity D. fibrous connective tissues lining the orbits E. fibrous connective tissues lining paranasal sinuses

spaces between the unfused cranial bones

The ___________________suture separates the temporal bone from the parietal bone.

squamous

25. The manubrium belongs to the __________________

sternum

The ___________________ can be easily palpated between the clavicles. A. xiphoid process B. suprasternal notch C. body of the sternum D. costal cartilage E. costal groove

suprasternal notch

Most of the bones of the skull are connected by immovable joints called A. sinuses B. syndesmoses C. symphyses D. fissures E. suture

suture