RAD 121 EXAM 1 QUESTIONS AND
ANSWERS 100% ACCURATE
How many separate bones are found in the adult human body? - ANSWER-206
Which of the following bones is apart of the axial skeleton? A: Radius B: Hip Bone C:
Clavicle D: Sternum - ANSWER-D: Sternum
WHich of the following bones is classified as a long bone? A: Carpal Bone B: Scapula
C: Cranium D: Humerus - ANSWER-D: Humerus
What is the name of the dense fibrous membrane that covers bone? - ANSWER-
Periosteum
Which of the following is a secondary growth center for endochondral ossification? A:
Diaphysis B: Metaphysis C: Epiphyses D: Articular cartilage - ANSWER-C: Epiphyses
Examples of "Flat" bones are the: - ANSWER-Clavaria, ribs, scapulae, and sternum
What is the primary center for bone growth termed? - ANSWER-Diaphysis
Which of the following is NOT a functional classification of joints? A: Synarthrosis B:
Amphiarthrosis C: Cartilaginous D: Diarthrosis - ANSWER-C Cartilaginous
Which of the following joints is NOT a synovial joint? A: SKull suture B: Elbow joint C:
Hip Joint D: Proximal radioulnar joint - ANSWER-A: Skull suture
The vertical plane that divides the body into equal right and left halves describes the
_____ plane. - ANSWER-median or midsagittal
A patient is lying on her back facing the x-ray tube. The right side of her body is turned
20 degrees toward the image receptor. What is this radiographic position? - ANSWER-
RPO (Right posterior oblique)
The patient is erect facing the image receptor. The left side of the body is turned 45
degree toward the image receptor. The CR enters the posterior aspect of the body and
exits the anterior. What is this radiographic position? - ANSWER-LAO (Left Anterior
oblique)
The radiographic term projection is defined as - ANSWER-Path or direction of the
central ray
, What is the minimal number of projections taken for a study of the femur - ANSWER-
Two
Assuming anatomical position, which of the following anatomy is proximal to the
forearm? - ANSWER-elbow
Which term is used to describe the path of the central ray? - ANSWER-Projection
What terms implies that the central ray is angled? - ANSWER-axial
Which term means the opposite of dorsum? - ANSWER-plantar
A patient is lying on his left side and the central ray (x-ray beam) is placed horizontally
to exit the umbilicus. This position is called: - ANSWER-PA Left lateral decubitus
The name of the projection in which the central ray enters the top of the foot and exits
the bottom of the foot is: - ANSWER-Dorsoplantar
Which projection or position will best demonstrate free intraperitoneal air in the
abdomen? - ANSWER-Erect AP abdomen projection
Where is the CR directed for a left lateral decubitus position of the abdomen? -
ANSWER-2 inches (5 cm) above iliac crests
Which one of the following structures must be demonstrated on a KUB projection? -
ANSWER-Symphysis pubis
What organs are in the RUQ - ANSWER-Liver, gallbladder, right colic flexure,
duodenum, head of pancreas, right kidney, right suprarenal gland
What organs are in the RLQ - ANSWER-Ascending colon, appendix, cecum, 2/3 of
ileum, ileocecal valve
What organs are in the LUQ - ANSWER-Spleen, stomach, left colic flexure, tail of
pancreas, left kidney, left suprarenal gland
What organs are in the LLQ - ANSWER-Descending colon, sigmoid colon, 2/3 of
jejunum
The name of the radiographic position in which the patient s right side is placed against
the image receptor and the CR enters the left side of the body is the: - ANSWER-right
lateral position
The patient is lying on her right side. The anterior surface of the patient is against the
image receptor. A horizontal central ray (CR) enters the posterior surface and exits the
ANSWERS 100% ACCURATE
How many separate bones are found in the adult human body? - ANSWER-206
Which of the following bones is apart of the axial skeleton? A: Radius B: Hip Bone C:
Clavicle D: Sternum - ANSWER-D: Sternum
WHich of the following bones is classified as a long bone? A: Carpal Bone B: Scapula
C: Cranium D: Humerus - ANSWER-D: Humerus
What is the name of the dense fibrous membrane that covers bone? - ANSWER-
Periosteum
Which of the following is a secondary growth center for endochondral ossification? A:
Diaphysis B: Metaphysis C: Epiphyses D: Articular cartilage - ANSWER-C: Epiphyses
Examples of "Flat" bones are the: - ANSWER-Clavaria, ribs, scapulae, and sternum
What is the primary center for bone growth termed? - ANSWER-Diaphysis
Which of the following is NOT a functional classification of joints? A: Synarthrosis B:
Amphiarthrosis C: Cartilaginous D: Diarthrosis - ANSWER-C Cartilaginous
Which of the following joints is NOT a synovial joint? A: SKull suture B: Elbow joint C:
Hip Joint D: Proximal radioulnar joint - ANSWER-A: Skull suture
The vertical plane that divides the body into equal right and left halves describes the
_____ plane. - ANSWER-median or midsagittal
A patient is lying on her back facing the x-ray tube. The right side of her body is turned
20 degrees toward the image receptor. What is this radiographic position? - ANSWER-
RPO (Right posterior oblique)
The patient is erect facing the image receptor. The left side of the body is turned 45
degree toward the image receptor. The CR enters the posterior aspect of the body and
exits the anterior. What is this radiographic position? - ANSWER-LAO (Left Anterior
oblique)
The radiographic term projection is defined as - ANSWER-Path or direction of the
central ray
, What is the minimal number of projections taken for a study of the femur - ANSWER-
Two
Assuming anatomical position, which of the following anatomy is proximal to the
forearm? - ANSWER-elbow
Which term is used to describe the path of the central ray? - ANSWER-Projection
What terms implies that the central ray is angled? - ANSWER-axial
Which term means the opposite of dorsum? - ANSWER-plantar
A patient is lying on his left side and the central ray (x-ray beam) is placed horizontally
to exit the umbilicus. This position is called: - ANSWER-PA Left lateral decubitus
The name of the projection in which the central ray enters the top of the foot and exits
the bottom of the foot is: - ANSWER-Dorsoplantar
Which projection or position will best demonstrate free intraperitoneal air in the
abdomen? - ANSWER-Erect AP abdomen projection
Where is the CR directed for a left lateral decubitus position of the abdomen? -
ANSWER-2 inches (5 cm) above iliac crests
Which one of the following structures must be demonstrated on a KUB projection? -
ANSWER-Symphysis pubis
What organs are in the RUQ - ANSWER-Liver, gallbladder, right colic flexure,
duodenum, head of pancreas, right kidney, right suprarenal gland
What organs are in the RLQ - ANSWER-Ascending colon, appendix, cecum, 2/3 of
ileum, ileocecal valve
What organs are in the LUQ - ANSWER-Spleen, stomach, left colic flexure, tail of
pancreas, left kidney, left suprarenal gland
What organs are in the LLQ - ANSWER-Descending colon, sigmoid colon, 2/3 of
jejunum
The name of the radiographic position in which the patient s right side is placed against
the image receptor and the CR enters the left side of the body is the: - ANSWER-right
lateral position
The patient is lying on her right side. The anterior surface of the patient is against the
image receptor. A horizontal central ray (CR) enters the posterior surface and exits the
