Question | Answer |
The process by which blood flows automatically into a thin tube during a capillary blood collection procedure is called? | Capillary action |
What do you call the condition when skin has a blue color which show low oxygen in the blood? | Cyanotic |
What do you call the blood between the tissue layers? | Interstitial fluid |
When referring to the side of something, we call this what? | Lateral |
Define osteomyelitis. | an inflammatory disease of the bone, resulting from infection. |
What does plantar refer to? | The sole of the foot |
What is another name for capillary puncture? | Skin puncture |
List situations when skin puncture is preferable to venipuncture. | Pt is infant and no good vein is found; Pt is small child, no good vein or uncooperative; test require a few drops of blood; apprehensive pt who insists on skin puncture; repeated missed venipunctures; sever burns; thrombotic tendencies; fragile veins. |
Capillary puncture should not be preformed when? | Dehydrated, Shock, Chronic poor circulation, Extremely cold, tests require more than a few drops of blood. |
Skin puncture is a combination of blood from ... | Capillaries, arterioles, venules |
Blood from capillary puncture resembles ___________ blood than venous blood. | Arterial |
Skin puncture blood may be used for laboratory testing so long as __________ is taken into consideration when interpreting the results. | Technique |
Capillary or skin puncture may be preformed on ... | Fingertips, heels, or toes. |
___________ may be used as a site for capillary puncture, but it is not recommended as site of choice, due to poor capillary access. | Earlobes |
You should not puncture the __________ or __________ when using the fingertip for a capillary draw. | side, tip |
Any finger except the __________ finger may be used for capillary puncture. | fifth |
T/F - Tissue on the fifth finger is much thicker than the others. | False |
T/F - When using fingers for glucose monitoring, the patient should always rotate the site. | True |
T/F - When doing capillary puncture on the fingertip, the puncture should be made perpendicular to the fingerprint. | True |
A ______ puncture will cause the blood to form a droplet. | Perpendicular |
A ________ puncture will cause the blood to run down the finger instead of forming a droplet. | Parallel |
_________ sites should be avoided, because a free flow of blood is impossible. | Edamatous (swollen) |
Punctures in cold, or _________, areas should be avoided because blood from these sites may result in falsely high hemoglobin or cell-count values. | cyanotic |
__________ puncture the arch of the foot. | Never |
Never puncture the ______ bone. | Heel |
Puncturing the heel bone of the foot may result in ________, an inflammatory disease of the bone. | osteomyelitis |
Puncturing the ________ of the foot may cause damage to the nerves. | arch |
__________ the skin until it turns pink will stimulate circulation. | Massage |
A heat source applied to the heel serves the purpose of ___________. | increasing blood flow. |
Heat causes ____________ and should be applied for at least ______ minutes. | vasodilation, 3 |
What is a lancet? | A device used to puncture the skin during capillary puncture. |
_________ are designed to control the depth of the puncture so that no damage is done to the site. | Lancets |
Patients may be less frightened by a ___________ device, because they cannot see the actual blade penetrate the skin. | spring-loaded |
What is the order of draw for capillary puncture? | Slide for differential or stain, Blood gas or pH, Hematology, Chemistry |
You should never take _________ into the nursery. | Collection Tray |
A __________ should be used for children less than one year old. | Heel stick |
Children who are beginning to walk should have a ______ done instead of a heel stick. | Finger stick |
Children who are two years or older should have a ___________ to draw their blood. | Venipuncture |
The appropriate capillary puncture site on a fingertip is the ____________. | Distal/lateral portion of the fingertip |
The capillary puncture site of choice for an infant is the _________. | lateral area of the plantar surface of the heel. |
Applying a heat source to the heel serves the purpose of ___________. | increasing blood flow. |
The finger is not to be squeezed tightly when obtaining a blood sample because? | tissue fluid will contaminate the specimen |
Children who are beginning to walk should have blood samples collected by? | Finger stick or venipuncture |