Chapter 8 Skeletal System: Appendicular Skeleton

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A pollex has ______ phalanges. A. 2 B. 3 C. 14 D. 10 E. 7

A. 2

Which bone count is not correct? A. 8 tarsals per ankle B. 5 metatarsals per foot C. 8 carpals per wrist D. 14 phalanges per foot E. 5 metacarpals per hand

A. 8 tarsals per ankle

Which bones articulate with the femur? A. Os coxae, tibia, patella B. Os coxae, tibia, fibula C. Scapula, radius, ulna D. Os coxae, fibia, tibula E. Tibia, fibula, patella, os coxae

A. Os coxae, tibia, patella

Which bones articulate with the humerus? A. Scapula, radius, and ulna B. Scapula and radius C. Scapula and ulna D. Clavicle, scapula, ulna, and radius E. Clavicle and ulna

A. Scapula, radius, and ulna

When you rest your hands on your hips, just below the waist, you are resting them on the A. iliac crests. B. superior gluteal lines. C. ischial spines. D. ischial tuberosities. E. arcuate lines.

A. iliac crests.

On the os coxae, the ischial ramus is fused to the A. inferior pubic ramus. B. superior pubic ramus. C. ischial spine. D. ischial body. E. pubic tubercle.

A. inferior pubic ramus.

The head of the fibula articulates with the fibular articular facet on the A. lateral condyle of the tibia. B. lateral condyle of the femur. C. medial malleolus of the tibia. D. medial condyle of the tibia. E. medial condyle of the femur.

A. lateral condyle of the tibia.

This figure shows the femur. The feature indicated by number 6 is the A. popliteal surface. B. intercondylar fossa. C. intertrochanteric groove. D. medial epicondyle. E. lateral epicondyle.

A. popliteal surface.

The tibial tuberosity is the attachment site for the A.patellar tendon. B. hamstring muscles. C. sciatic nerve. D. intercondylar eminence.

A.patellar tendon.

The biceps brachii muscle attaches to the _________ of the radius. A. neck B. radial tuberosity C. styloid process D. head E. radial notch

B. radial tuberosity

Not counting sesamoid bones, what is the total number of tarsals, metatarsals, and phalanges in a single ankle and foot? A. 24 B. 26 C. 27 D. 30 E. 32

B. 26

This figure shows the femur. Which number indicates the medial condyle? A. 2 B. 3 C. 4 D. 5 E. 9

B. 3

The appendicular skeleton begins to develop during the ______ week of embryonic development. A. 1st B. 4th C. 10th D. 12th E. 8th

B. 4th

What is the total number of phalanges in a normal human body? A. 50 B. 56 C. 28 D. 14 E. 42

B. 56

The medial and lateral condyles of the tibia articulate with the A. apex of the patella. B. medial and lateral condyles of the femur. C. medial and lateral epicondyles of the femur. D. head of the fibula. E. greater and lesser trochanters of the femur.

B. medial and lateral condyles of the femur.

Which is not characteristic of a male pelvis? A. Greater sciatic notch narrow, U-shaped, and deep B. Coccyx tilted posteriorly C. Pubic arch less than 90 degrees D. Obturator foramen oval E. Superior inlet heart-shaped

B. Coccyx tilted posteriorly

The ___________ subdivides the pelvis into the "true pelvis" and the "false pelvis". A. sacral promontory B. pelvic brim C. pelvic inlet D. pelvic outlet E. pubic symphysis

B. pelvic brim

The apical ectodermal ridge A. forms at the proximal end of each limb bud. B. plays a role in differentiation and elongation of the limb. C. ossifies prior to formation of the hand and foot plates. D. must undergo apoptosis before the limb can develop. E. secretes mesoderm for muscle formation.

B. plays a role in differentiation and elongation of the limb.

The only bone of the ankle that articulates with the tibia is the A. calcaneus. B. talus. C. navicular. D. lateral cuneiform. E. cuboid.

B. talus.

Which is a sesamoid bone? A. Femur B. Patella C. First metatarsal D. Clavicle E. Calcaneus

B. Patella

Which bone does not belong to the appendicular skeleton? A. Femur B. Sacrum C. Calcaneus D. Clavicle E. Ulna

B. Sacrum

What bone(s) does the clavicle articulate with? A. Scapula only B. Scapula and sternum C. Scapula and humerus D. Humerus and sternum E. Humerus only

B. Scapula and sternum

Which is not a feature of the ulna? A. Trochlear notch B. Ulnar notch C. Coronoid process D. Head E. Styloid process

B. Ulnar notch

The costal tuberosity is a feature of the A. manubrium of the sternum. B. clavicle. C. scapula. D. xiphoid process. E. body of the sternum.

B. clavicle.

This figure shows the femur. Which number indicates the gluteal tuberosity? A. 2 B. 7 C. 8 D. 9 E. 10

C. 8

At what location do the three bones of the os coxae fuse? A. Iliac crest B. Ischial tuberosity C. Acetabulum D. Pelvic brim E. Pubic symphysis

C. Acetabulum

Which is not a carpal bone? A. Hamate B. Trapezium C. Capitulum D. Scaphoid E. Trapezoid

C. Capitulum

Which bone does not contribute to the medial longitudinal arch of the foot? A. Talus B. Navicular C. Cuboid D. Metatarsal I E. Medial cuneiform

C. Cuboid

Which bone articulates with all three cuneiform bones? A. Cuboid B. Calcaneus C. Navicular D. First metatarsal E. Talus

C. Navicular

The iliac crest extends from the anterior superior iliac spine to the A. posterior inferior iliac spine. B. anterior inferior iliac spine. C. posterior superior iliac spine. D. anterior gluteal line. E. posterior gluteal line.

C. posterior superior iliac spine.

Which bones comprise each pectoral girdle? A. Scapula, clavicle, and sternum B. Scapula, clavicle, sternum, and humerus C. Scapula and clavicle D. Sternum and clavicle E. Scapula, clavicle, and humerus

C. Scapula and clavicle

The bony projections that can be palpated medially and laterally at the wrist are the A. medial and lateral epicondyles. B. spinous processes. C. styloid processes. D. medial and lateral malleoli. E. greater and lesser trochanters.

C. styloid processes.

The ala terminates inferiorly at the _______ on the medial surface of the ilium. A. anterior gluteal line B. posterior gluteal line C. arcuate line D. inferior gluteal line E. auricular surface

C. arcuate line

The head of the humerus articulates with the A. greater trochanter. B. trochlear notch. C. glenoid cavity. D. greater tubercle. E. intertubercular sulcus.

C. glenoid cavity.

The expanded distal end of the fibula is called the A. head. B. neck. C. lateral malleolus. D. medial malleolus. E. shaft.

C. lateral malleolus.

The prominence felt on the medial surface of the ankle is the A. tibial tuberosity. B. medial condyle. C. medial malleolus. D. calcaneus. E. head of the fibula.

C. medial malleolus.

Which is not correct regarding the pelvis? A. The adult pelvis is composed of four bones. B. The pelvis includes the sacrum. C. The pelvic girdle protects the viscera of the pelvic cavity. D. In anatomic position, the pubis is posterior and inferior to the ischium. E. There are two sacroiliac articulations.

D. In anatomic position, the pubis is posterior and inferior to the ischium.

This figure shows the femur. The feature indicated by number 1 is the A. arcuate line. B. posterior superior iliac spine. C. intertrochanteric line. D. intertrochanteric crest. E. pectineal line.

D. intertrochanteric crest.

The bones of the antebrachium are the A. radius, ulna, and humerus. B. radius, ulna, humerus, and carpals. C. radius, ulna, carpals, and metacarpals. D. radius and ulna. E. carpals, metacarpals, and phalanges.

D. radius and ulna.

Excluding the bones of the pectoral girdle, how many bones are in each upper limb? A. 18 B. 11 C. 3 D. 30 E. 24

D. 30

Which tarsal bone articulates with metatarsals IV and V? A. Talus B. Calcaneus C. Lateral cuneiform D. Cuboid E. Medial cuneiform

D. Cuboid

Which does not contribute to the pelvic brim? A. Arcuate line B. Sacral promontory C. Pubic crest D. Gluteal line E. Pectineal line

D. Gluteal line

Which is not a correct pairing of a bone and its common name? A. Clavicle - collar bone B. Patella - knee cap C. Scapula - shoulder blade D. Talus - heel E. Tibia - shin

D. Talus - heel

Which is not correct regarding the patella? A. The patella is triangular in shape. B. The patella is located in the tendon of the quadriceps femoris muscle. C. The posterior aspect of the patella articulates with the femur. D. The broad superior portion of the patella is called the apex. E. The patella can be palpated on the anterior surface of the knee.

D. The broad superior portion of the patella is called the apex.

Which is not correct regarding the femur? A. The condyles are located at the distal end of the bone. B. In anatomic position, the femur is angled medially. C. The head of the femur articulates with the acetabulum. D. The intercondylar fossa is located on the anterior surface of the bone. E. The depression in the head of the femur is called the fovea.

D. The intercondylar fossa is located on the anterior surface of the bone.

Which is not among the bones in the proximal row of carpals? A. Triquetrum B. Lunate C. Scaphoid D. Trapezoid E. Pisiform

D. Trapezoid

Which is not a site for muscle attachment on the femur? A. Gluteal tuberosity B. Pectineal line C. Linea aspera D. Greater trochanter E. Lateral condyle

E. Lateral condyle

The only direct connection between the pectoral girdle and the axial skeleton is where the _____ articulates with the _____. A. humerus; scapula B. scapula; clavicle C. scapula; thoracic cage D. clavicle; humerus E. clavicle; sternum

E. clavicle; sternum

The ___________ of the scapula is the point where the medial and lateral borders meet. A. lateral angle B. superior angle C. supraglenoid tubercle D. infraglenoid tubercle E. inferior angle

E. inferior angle

In anatomic position, the radius lies _____ to the ulna. A. posterior B. medial C. superior D. inferior E. lateral

E. lateral

This figure shows the femur. The view shown is the A. posterior surface of the left femur. B. anterior surface of the left femur. C. inferior surface of the left femur. D. anterior surface of the right femur. E. posterior surface of the right femur.

E. posterior surface of the right femur.

Metacarpal V is located at the base of the thumb.

false

The head of the radius is distal; the head of the ulna is proximal.

false

The lateral end of the clavicle forms the sternoclavicular joint.

false

The pelvic outlet is the space surrounded by the pelvic brim.

false

Age-related changes to the pubic symphysis make the os coxae a reliable indicator of age at death for skeletal remains.

true

As compared to the male, the angle of the pubic arch is greater in the female pelvis.

true

In anatomic position, the fibula is lateral to the tibia.

true

The acetabulum is formed by the fusion of three separate bones.

true

The medial longitudinal arch prevents the medial side of the foot from touching the ground.

true

The ossa coxae are united anteriorly by the pubic symphysis and posteriorly by the sacrum.

true

The posterior "bump" of the elbow is the olecranon of the ulna.

true


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